model response set · 2019-07-01 · algebra i – june ’19 [41] question 32 score 1: the student...
TRANSCRIPT
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The University of the State of New York
REGENTS HIGH SCHOOL EXAMINATION
ALGEBRA I
Wednesday, June 19, 2019 — 1:15 to 4:15 p.m.
MODEL RESPONSE SET
Table of Contents
Question 25 . . . . . . . . . . . . . . . . . . . 2
Question 26 . . . . . . . . . . . . . . . . . . . 8
Question 27 . . . . . . . . . . . . . . . . . . 13
Question 28 . . . . . . . . . . . . . . . . . . 17
Question 29 . . . . . . . . . . . . . . . . . . 22
Question 30 . . . . . . . . . . . . . . . . . . 28
Question 31 . . . . . . . . . . . . . . . . . . 32
Question 32 . . . . . . . . . . . . . . . . . . 38
Question 33 . . . . . . . . . . . . . . . . . . 43
Question 34 . . . . . . . . . . . . . . . . . . 49
Question 35 . . . . . . . . . . . . . . . . . . 54
Question 36 . . . . . . . . . . . . . . . . . . 60
Question 37 . . . . . . . . . . . . . . . . . . 65
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Question 25
Score 2: The student gave a complete and correct response.
Algebra I – June ’19 [2]
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Question 25
Score 2: The student gave a complete and correct response.
Algebra I – June ’19 [3]
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Question 25
Score 1: The student made a computational error when dividing by .54�
Algebra I – June ’19 [4]
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Question 25
Score 1: The student made an error when combining x and x.23� 2
3
Algebra I – June ’19 [5]
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Question 25
Score 0: The student did not distribute to both terms and wrote an incorrect denominator.23�
Algebra I – June ’19 [6]
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Question 25
Score 0: The student made a computational error simplifying 0�10 and did not multiply by the
reciprocal of .5
4�
Algebra I – June ’19 [7]
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Algebra I – June ’19 [8]
Question 26
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [9]
Question 26
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [10]
Question 26
Score 1: The student wrote �18 instead of �18x.
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Algebra I – June ’19 [11]
Question 26
Score 1: The student only negated the 6x2 when subtracting the trinomial.
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Algebra I – June ’19 [12]
Question 26
Score 0: The student did not subtract in the correct order and made an error when subtracting.
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Algebra I –June ’19 [13]
Question 27
Score 2: The student gave a complete and correct response.
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Algebra I –June ’19 [14]
Question 27
Score 1: The student graphed both functions appropriately, but disregarded the domain restrictions.
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Algebra I –June ’19 [15]
Question 27
Score 1: The student graphed the endpoints of both functions incorrectly.
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Algebra I –June ’19 [16]
Question 27
Score 0: The student made multiple graphing errors.
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Algebra I – June ’19 [17]
Question 28
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [18]
Question 28
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [19]
Question 28
Score 1: The student only found the positive value of x.
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Algebra I – June ’19 [20]
Question 28
Score 1: The student substituted into the quadratic formula correctly, but no further correct work was shown.
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Algebra I – June ’19 [21]
Question 28
Score 0: The student did not show enough correct work to receive any credit.
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Algebra I – June ’19 [22]
Question 29
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [23]
Question 29
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [24]
Question 29
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [25]
Question 29
Score 1: The student used the accumulated amount of snow in determining the rate of snowfall during both intervals.
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Algebra I – June ’19 [26]
Question 29
Score 1: The student showed a correct justification, but did not indicate an interval.
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Algebra I – June ’19 [27]
Question 29
Score 0: The student did not give a justification.
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Algebra I – June ’19 [28]
Question 30
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [29]
Question 30
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [30]
Question 30
Score 1: The student showed appropriate work to solve the formula for r.
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Algebra I – June ’19 [31]
Question 30
Score 0: The student made multiple errors involving the radical.
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Algebra I – June ’19 [32]
Question 31
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [33]
Question 31
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [34]
Question 31
Score 1: The student stated the first three values in the sequence.
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Algebra I – June ’19 [35]
Question 31
Score 1: The student stated a2 and a3 correctly.
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Algebra I – June ’19 [36]
Question 31
Score 1: The student distributed incorrectly.
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Algebra I – June ’19 [37]
Question 31
Score 0: The student subtracted 1 from the an � 1 term and distributed incorrectly.
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Algebra I – June ’19 [38]
Question 32
Score 2: The student gave a complete and correct response.
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Algebra I – June ’19 [39]
Question 32
Score 1: The student used the method of completing the square to determine the zeros of f(x).
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Algebra I – June ’19 [40]
Question 32
Score 1: The student showed correct work to find f(x) � (x � 1)2 � 9, but the vertex is stated incorrectly.
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Algebra I – June ’19 [41]
Question 32
Score 1: The student found the correct vertex, but used a method other than completing the square.
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Algebra I – June ’19 [42]
Question 32
Score 0: The student did not use the method of completing the square and did not state the vertex.
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Algebra I – June’19 [43]
Question 33
Score 4: The student gave a complete and correct response.
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Algebra I – June’19 [44]
Question 33
Score 4: The student gave a complete and correct response.
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Algebra I – June’19 [45]
Question 33
Score 3: The student showed correct algebraic work to find x � 25, but stated an incorrect minimum.
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Algebra I – June’19 [46]
Question 33
Score 2: The student wrote two appropriate equations, but not in terms of A and B, and 26 was stated.
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Algebra I – June’19 [47]
Question 33
Score 1: The student wrote two appropriate equations, but not in terms of A and B.
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Algebra I – June’19 [48]
Question 33
Score 0: The student did not show any correct work.
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Algebra I – June’19 [49]
Question 34
Score 4: The student gave a complete and correct response.
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Algebra I – June’19 [50]
Question 34
Score 3: The student did not use arrows or the entire grid when graphing the functions.
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Algebra I – June’19 [51]
Question 34
Score 2: The student graphed both functions correctly, but no further correct work was shown.
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Algebra I – June’19 [52]
Question 34
Score 1: The student showed correct algebraic work to find x � 3.
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Algebra I – June’19 [53]
Question 34
Score 0: The student graphed both functions incorrectly and stated only one point of intersection.
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Algebra I – June ’19 [54]
Question 35
Score 4: The student gave a complete and correct response.
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Algebra I – June ’19 [55]
Question 35
Score 3: The student did not write the explanation in context.
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Algebra I – June ’19 [56]
Question 35
Score 2: The student wrote a correct linear regression equation.
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Algebra I – June ’19 [57]
Question 35
Score 2: The student wrote an expression and did not explain the correlation coefficient correctly.
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Algebra I – June ’19 [58]
Question 35
Score 1: The student made a rounding error when writing the linear regression equation and did not indicate which value was the correlation coefficient.
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Algebra I – June ’19 [59]
Question 35
Score 0: The student did not indicate “strong” when explaining their correlation coefficient.
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Algebra I – June ’19 [60]
Question 36
Score 4: The student gave a complete and correct response.
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Algebra I – June ’19 [61]
Question 36
Score 3: The student wrote equations instead of inequalities.
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Algebra I – June ’19 [62]
Question 36
Score 2: The student correctly stated what each of the two regions represent.
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Algebra I – June ’19 [63]
Question 36
Score 1: The student wrote one correct inequality.
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Algebra I – June ’19 [64]
Question 36
Score 0: The student did not show any correct work.
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Algebra I – June ’19 [65]
Question 37
Score 6: The student gave a complete and correct response.
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Algebra I – June ’19 [66]
Question 37
Score 5: The student wrote one incorrect equation, but solved the system appropriately.
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Algebra I – June ’19 [67]
Question 37
Score 5: The student showed correct work, but only found the cost of one cheeseburger.
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Algebra I – June ’19 [68]
Question 37
Score 4: The student did not multiply the 4x by 4 and made an error combining the x terms when solving for the cost of a cheeseburger.
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Algebra I – June ’19 [69]
Question 37
Score 4: The student only found the sum of one cheeseburger and one order of medium fries.
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Algebra I – June ’19 [70]
Question 37
Score 3: The student wrote two correct equations and a correct justification.
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Algebra I – June ’19 [71]
Question 37
Score 2: The student wrote one correct equation and gave a correct justification.
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Algebra I – June ’19 [72]
Question 37
Score 1: The student gave a correct justification.
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Algebra I – June ’19 [73]
Question 37
Score 0: The student did not justify the $23.93, and no further correct work was shown.